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发表于 2007-12-18 13:47:22
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来自: 中国安徽芜湖
见ASTM A656 A656M-2003 Standard Specification for Hot-Rolled Structural Steel...ASTM A656 A656M-2003
4 I! B8 u" g: l+ L8 [( p7 R2 ZStandard Specification for Hot-Rolled Structural Steel, High-Strength Low-Alloy Plate with Improved Formability1 r3 k: J: B) Z
http://www.3dportal.cn/discuz/viewthread.php?tid=272547&highlight=ASTM%2BA%2B656中:! D' y0 _7 l v% U
# N `( _& b7 G: E/ ~6 y实际材料:A 656 Type 3 Grade 550
( ?" i: Q2 N& h8 \" P$ r4 _3 V; ~http://www.key-to-steel.com/cn/img/nav/spacer.gif5 \3 M. F# x/ s/ u5 F$ z
化学成分 (%)
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, z7 n- ^/ r3 K' |; Q8 { y. z| 元素 | 最小 | 最大 | 近似的 | | C |
+ x/ j( [# i/ r9 V! q | 0.1800 | ; T/ b F$ v+ G( b1 [+ t
| | Si |
+ q' J( q% L" z3 B | 0.6000 |
# ~* s/ x( [* K/ o2 t5 g$ p | | Mn | 3 u. a2 H& O6 C% `+ w
| 1.6500 | + l% B/ t9 G# p% U v G' w
| | P |
9 Y+ {6 Q0 G5 {* g( h | 0.0250 | 7 E0 h; G: u4 h7 k8 p
| | S |
" K. ~) r, J u2 j | 0.0350 |
6 `# f) @+ W4 A( Y: n( y: D | | V | . x/ d+ e/ [5 V0 j. S, Y: ~
| 0.0800 | & Q& M+ {% t1 ^6 Q! b
| | Nb | 0.0080 | 0.1000 | % m* r0 W! O$ h9 D8 X
| | N | 5 `+ O' _3 R' \* M+ ?* j/ R
| 0.0200 |
| 7 x, N3 @$ z2 g+ R# ?
材料属性
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! p% X* G6 I+ M A1 E| | 最小 | 最大 | 近似的 | | 厚板; 轧制; t <= 20 mm | | 屈服强度 Rp0,2 (MPa) | 550 | - | - | | 抗拉强度 Rm (MPa) | 620 | - | - | | 伸长率 A5 (%) | 15.0 | - | - |
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